Home / 2,596,892.40-3,889,433.70-1,640,298.60

Finding the Fourth Proportional to 2,596,892.40, 3,889,433.70 and 1,640,298.60

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Solution

The fourth proportional to 2,596,892.40, 3,889,433.70 and 1,640,298.60 is: 2,456,718.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,596,892.40 : 3,889,433.70 = 1,640,298.60 : x
  2. Step 2: Convert to fraction form
    2,596,892.40/3,889,433.70 = 1,640,298.60/x
  3. Step 3: Cross multiply
    2,596,892.40x = 3,889,433.70 × 1,640,298.60
  4. Step 4: Simplify right side
    2,596,892.40x = 6,379,832,652,902.82
  5. Step 5: Solve for x
    x = 6,379,832,652,902.82/2,596,892.40
  6. Step 6: Final answer
    x = 2,456,718.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.